Home / 3,377.64-5,075.46-1,818.84

Finding the Fourth Proportional to 3,377.64, 5,075.46 and 1,818.84

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Solution

The fourth proportional to 3,377.64, 5,075.46 and 1,818.84 is: 2,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.64 : 5,075.46 = 1,818.84 : x
  2. Step 2: Convert to fraction form
    3,377.64/5,075.46 = 1,818.84/x
  3. Step 3: Cross multiply
    3,377.64x = 5,075.46 × 1,818.84
  4. Step 4: Simplify right side
    3,377.64x = 9,231,449.67
  5. Step 5: Solve for x
    x = 9,231,449.67/3,377.64
  6. Step 6: Final answer
    x = 2,733.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.